Oregon Population By County in 2012

Updated on January 27, 2024.

Based on the US Census Vintage data estimates, in 2012, the population of Oregon was 3,900,102. Among all Oregon counties, Multnomah had the highest population (760,505), followed by Washington (548,651), and Clackamas (383,159). Wheeler was the least populated county (1,411).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

See this for other years:
Oregon Population By County in 2012
Oregon Population By County in 2012
County
Population
% of State Population
Multnomah 760,505 19.50
Washington 548,651 14.07
Clackamas 383,159 9.82
Lane 355,217 9.11
Marion 319,865 8.20
Jackson 205,939 5.28
Deschutes 161,408 4.14
Linn 118,293 3.03
Douglas 106,955 2.74
Yamhill 99,933 2.56
Benton 86,708 2.22
Josephine 82,789 2.12
Umatilla 77,011 1.98
Polk 76,227 1.95
Klamath 65,936 1.69
Coos 62,697 1.61
Columbia 49,220 1.26
Lincoln 46,180 1.18
Clatsop 37,435 0.96
Malheur 30,755 0.79
Union 25,801 0.66
Wasco 25,375 0.65
Tillamook 25,276 0.65
Hood River 22,545 0.58
Curry 22,272 0.57
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